3123
This number is a composite.
23 31's followed by 31 23's is prime. [De Geest]
3123 is the sum of the fourth powers of the first four prime numbers.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a composite.
23 31's followed by 31 23's is prime. [De Geest]
3123 is the sum of the fourth powers of the first four prime numbers.